From Brig train to Spiez, train to Interlaken Ost, then train to Lauterbrunnen. 2 h SFr 76. From Brig drive to Wengen. 4 h 7 min SFr 47.
Train from Brig to Wengen
Swiss Railways (SBB/CFF/FFS) operates a train from Brig to Wengen hourly. Tickets cost $25 - $45 and the journey takes 35 min. 2 other operators also service this route.